{"uid":"cap_qyPBhAWNFxQrpFDKyOC7b","slug":"github-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-862058eb","name":"Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router","description":"Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall. (Live x402 v2, IETF MPP & MCP endpoint at https://github-audit.agentdiet.dev/v1/a2a-mesh)","url":"https://github-audit.agentdiet.dev/v1/a2a-mesh?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"query":{"type":"string","minLength":1,"description":"Capability search query (e.g. 'context compression', 'github security', 'sec filings', 'company enrichment') or endpoint URL to verify"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hEq7WqkXwVKb-KEfGody8","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"github-audit.agentdiet.dev","brandSlug":"github-audit-agentdiet-dev-mpp","brandBaseUrl":"https://github-audit.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches and routes queries across 500+ indexed MCP servers and A2A tools through a single meta-router connection with token compression and prompt firewall protection.","exampleAgentPrompt":"Search the A2A mesh for MCP servers that handle SEC filings and company enrichment — I want to find available tools I can route my agent through safely.","exampleUseCases":[{"title":"Discovering tools for agent swarm","prompt":"I'm building an agent swarm and need to find all available MCP servers that handle GitHub security auditing — can you search the A2A mesh and list what's out there?"},{"title":"Safe proxy routing for sensitive queries","prompt":"My agent needs to call external tools but I want prompt injection protection — search the A2A mesh for a safe-proxy route for DeFi token intelligence queries."},{"title":"Context compression tool lookup","prompt":"Find me MCP tools in the A2A mesh that support context compression so I can reduce token usage when my agent is chaining multiple tool calls."}],"resultDescription":"Returns a list of matching MCP servers and A2A tools relevant to the search query, including metadata about each tool's capabilities, with responses compressed to reduce token overhead and filtered through a Prompt-Guard firewall.","failureModes":["Empty or too-broad query returns no useful matches","Query for unsupported domain returns empty result set","Prompt-Guard firewall blocks queries that appear adversarial","Malformed endpoint URL input causes validation failure","Rate limiting or payment failure returns 402 error"],"whenToPreferThis":"Use this endpoint when an AI agent needs to dynamically discover which MCP servers or A2A tools are available for a given capability without maintaining its own index of 500+ services, or when routing tool calls through a safe proxy with built-in prompt injection protection and token compression.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:31:03.016Z","isFirstParty":false,"canonicalSlug":"github-audit-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-b9feed5d"}